llvm-project/llvm/test/CodeGen/X86/pr3244.ll

27 lines
1.0 KiB
LLVM

; RUN: llc < %s -march=x86
; PR3244
@g_62 = external global i16 ; <i16*> [#uses=1]
@g_487 = external global i32 ; <i32*> [#uses=1]
define i32 @func_42(i32 %p_43, i32 %p_44, i32 %p_45, i32 %p_46) nounwind {
entry:
%0 = load i16* @g_62, align 2 ; <i16> [#uses=1]
%1 = load i32* @g_487, align 4 ; <i32> [#uses=1]
%2 = trunc i16 %0 to i8 ; <i8> [#uses=1]
%3 = trunc i32 %1 to i8 ; <i8> [#uses=1]
%4 = tail call i32 (...)* @func_7(i64 -4455561449541442965, i32 1)
nounwind ; <i32> [#uses=1]
%5 = trunc i32 %4 to i8 ; <i8> [#uses=1]
%6 = mul i8 %3, %2 ; <i8> [#uses=1]
%7 = mul i8 %6, %5 ; <i8> [#uses=1]
%8 = sext i8 %7 to i16 ; <i16> [#uses=1]
%9 = tail call i32 @func_85(i16 signext %8, i32 1, i32 1) nounwind
; <i32> [#uses=0]
ret i32 undef
}
declare i32 @func_7(...)
declare i32 @func_85(i16 signext, i32, i32)